JPH0352669U - - Google Patents
Info
- Publication number
- JPH0352669U JPH0352669U JP11365189U JP11365189U JPH0352669U JP H0352669 U JPH0352669 U JP H0352669U JP 11365189 U JP11365189 U JP 11365189U JP 11365189 U JP11365189 U JP 11365189U JP H0352669 U JPH0352669 U JP H0352669U
- Authority
- JP
- Japan
- Prior art keywords
- sampling pipe
- reduction catalyst
- ammonia concentration
- gas
- measures
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Description
第１図イ〜ハは、本考案に係るアンモニア濃度
測定装置のサンプリングパイプを示す図、第２図
ａ，ｂは従来図である。
１，２……サンプリングパイプ、４……触媒。
FIGS. 1A to 1C are views showing a sampling pipe of the ammonia concentration measuring device according to the present invention, and FIGS. 2A and 2B are conventional views. 1, 2...Sampling pipe, 4...Catalyst.
Claims (1)
ようにした第１のサンプリングパイプと、ガスを
直接導く第２のサンプリングパイプをもち、その
ガスのＮＯＸ濃度を各々について測定し、その差
からアンモニア濃度を測定する装置において、 前記還元触媒を第１のサンプリングパイプの先
端部に配設したことを特徴とするアンモニア濃度
測定装置。[Claims for Utility Model Registration] A first sampling pipe that causes a reaction between NO and NH 3 using a reduction catalyst, and a second sampling pipe that directly introduces gas, each of which measures the NOX concentration of the gas. What is claimed is: 1. An ammonia concentration measuring device for measuring ammonia concentration based on the difference between the two, characterized in that the reduction catalyst is disposed at the tip of a first sampling pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989113651U JPH0714887Y2 (en) | 1989-09-28 | 1989-09-28 | Ammonia concentration measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989113651U JPH0714887Y2 (en) | 1989-09-28 | 1989-09-28 | Ammonia concentration measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0352669U true JPH0352669U (en) | 1991-05-22 |
| JPH0714887Y2 JPH0714887Y2 (en) | 1995-04-10 |
Family
ID=31662058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989113651U Expired - Fee Related JPH0714887Y2 (en) | 1989-09-28 | 1989-09-28 | Ammonia concentration measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0714887Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5343836A (en) * | 1976-10-01 | 1978-04-20 | Hitachi Maxell | Silver oxide *2* battery |
| JPS5632580A (en) * | 1979-08-24 | 1981-04-02 | Seiko Epson Corp | Liquid crystal composition |
| JPS5719446U (en) * | 1980-07-04 | 1982-02-01 | ||
| JPS58130264U (en) * | 1982-02-26 | 1983-09-02 | 三菱重工業株式会社 | Ammonia concentration measuring device |
-
1989
- 1989-09-28 JP JP1989113651U patent/JPH0714887Y2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5343836A (en) * | 1976-10-01 | 1978-04-20 | Hitachi Maxell | Silver oxide *2* battery |
| JPS5632580A (en) * | 1979-08-24 | 1981-04-02 | Seiko Epson Corp | Liquid crystal composition |
| JPS5719446U (en) * | 1980-07-04 | 1982-02-01 | ||
| JPS58130264U (en) * | 1982-02-26 | 1983-09-02 | 三菱重工業株式会社 | Ammonia concentration measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0714887Y2 (en) | 1995-04-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |